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The Ultimate Human Body 2.0
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DKMMBODY.ISO
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QUIZ
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CHEST
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QZCH0019.PNG
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Portable Network Graphic
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1996-08-29
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11KB
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320x240
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8-bit (63 colors)
Labels:
monitor
OCR:
What an electrocardiograph used for? A) To start the heart beating again if it stops after heart attack B To monitor electrical signals generated by the heart To regulate the heart rate